--Shall we go for a picnic on Saturday or Sunday? -- ______ is OK. I am free this weekend.
They like ______ after school.
---- Are these your _______? ---- Yes, they’re my uncle’s sons.
Look! Some beautiful birds (鸟) are ______ the tree.
----______ he have a tennis ball ? ---- No, he _________.
Wow! ________ a lovely dog. Do you know ________ name ?